Home / 18,992.46-28,500.93-10,233.48

Finding the Fourth Proportional to 18,992.46, 28,500.93 and 10,233.48

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Solution

The fourth proportional to 18,992.46, 28,500.93 and 10,233.48 is: 15,356.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,992.46 : 28,500.93 = 10,233.48 : x
  2. Step 2: Convert to fraction form
    18,992.46/28,500.93 = 10,233.48/x
  3. Step 3: Cross multiply
    18,992.46x = 28,500.93 × 10,233.48
  4. Step 4: Simplify right side
    18,992.46x = 291,663,697.14
  5. Step 5: Solve for x
    x = 291,663,697.14/18,992.46
  6. Step 6: Final answer
    x = 15,356.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.